64862181

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2143}}^1$

素因数の和:2230

約数の個数: 32

約数和(自身を含む): 102912000

約数和(自身を除く): 38049819

約数列:

[1, 3, 9, 19, 27, 57, 59, 171, 177, 513, 531, 1121, 1593, 2143, 3363, 6429, 10089, 19287, 30267, 40717, 57861, 122151, 126437, 366453, 379311, 1099359, 1137933, 2402303, 3413799, 7206909, 21620727, 64862181]

約数ペア:

[(1, 64862181), (3, 21620727), (9, 7206909), (19, 3413799), (27, 2402303), (57, 1137933), (59, 1099359), (171, 379311), (177, 366453), (513, 126437), (531, 122151), (1121, 57861), (1593, 40717), (2143, 30267), (3363, 19287), (6429, 10089)]